1 SOUTH WACKER DRIVE, CHICAGO, IL
Non-Reliance on Financial Statements
Reports Fourth Quarter 2025 Results
Exhibit 99.1
Amended material disclosure
Reports Third Quarter 2025 Results
Reports Electrical Equipment Failure Affecting One Potline at Grundartangi, Iceland Smelter
Reports Second Quarter 2025 Results
Closes Private Offering of $400 Million of Senior Secured Notes
Notice of Late Filing for Annual Report
FY 2025
Q3
Q2
Q1
FY 2024
Registration Statement for Securities to be Offered to Employees
Effectiveness Notice
Amended Registration Statement for Securities Offered under a Shelf Registration
Registration Statement for Securities Offered under a Shelf Registration
S-3ASR
Additional Proxy Materials
Definitive Proxy Statement
Statement of Changes in Beneficial Ownership
Amended Schedule 13G - Ownership Report
Notice of Proposed Sale of Securities
Iran Notice
Specialized Disclosure Report